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United States Patent | 5,090,521 |
Miura | February 25, 1992 |
A one-way damper comprising a cylindrical outer frame 10 with one end closed within which is provided a cylindrical inner frame 20 in a state rotatable relative thereto, packing material G packed between said inner and outer frames, and when a relative rotation being caused between said both inner and outer frames the rotation of said frame of one side may be capable of giving resistance to the rotation of said frame of other side, and inside of said inner frame 20 being provided with a mechanism which may perform meshing and removal according to a direction of rotation of a rotary shaft 50 for effecting transmission and non-transmission of torque from said rotary shaft 50 to said inner frame 20.
Inventors: | Miura; Osamu (Saitama, JP) |
Assignee: | Tok Bearing Co., Ltd. (Tokyo, JP) |
Appl. No.: | 634386 |
Filed: | December 27, 1990 |
May 18, 1990[JP] | 2-128912 |
Current U.S. Class: | 188/82.1; 16/50; 16/54; 16/277; 16/337; 188/82.84; 188/306; 188/307 |
Intern'l Class: | F16D 063/00 |
Field of Search: | 188/307,296,293,306,322.5,82.3,82.1,82.8,,82.84,82.77 16/54,50,52,337,277,354,364 |
838024 | Dec., 1906 | Hendricks | 188/82. |
1799662 | Apr., 1931 | Weiss | 188/307. |
4415069 | Nov., 1983 | Eisemann | 188/82. |
4756051 | Jul., 1988 | Shy | 16/50. |
4825503 | May., 1989 | Shiramasa | 188/306. |
4877113 | Oct., 1989 | Taig | 188/82. |